Home / 16,630,561.86-24,945,904.20-5,115,949.32

Finding the Fourth Proportional to 16,630,561.86, 24,945,904.20 and 5,115,949.32

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Solution

The fourth proportional to 16,630,561.86, 24,945,904.20 and 5,115,949.32 is: 7,673,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,630,561.86 : 24,945,904.20 = 5,115,949.32 : x
  2. Step 2: Convert to fraction form
    16,630,561.86/24,945,904.20 = 5,115,949.32/x
  3. Step 3: Cross multiply
    16,630,561.86x = 24,945,904.20 × 5,115,949.32
  4. Step 4: Simplify right side
    16,630,561.86x = 127,621,981,628,775.14
  5. Step 5: Solve for x
    x = 127,621,981,628,775.14/16,630,561.86
  6. Step 6: Final answer
    x = 7,673,942.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.